258937965

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 579591936

約数和(自身を除く): 320653971

約数列:

[1, 3, 5, 9, 11, 13, 15, 17, 27, 33, 39, 45, 51, 55, 65, 81, 85, 99, 117, 135, 143, 153, 165, 187, 195, 221, 255, 263, 297, 351, 405, 429, 459, 495, 561, 585, 663, 715, 765, 789, 891, 935, 1053, 1105, 1287, 1315, 1377, 1485, 1683, 1755, 1989, 2145, 2295, 2367, 2431, 2805, 2893, 3315, 3419, 3861, 3945, 4455, 4471, 5049, 5265, 5967, 6435, 6885, 7101, 7293, 8415, 8679, 9945, 10257, 11583, 11835, 12155, 13413, 14465, 15147, 17095, 17901, 19305, 21303, 21879, 22355, 25245, 26037, 29835, 30771, 35505, 36465, 37609, 40239, 43395, 49181, 51285, 57915, 58123, 65637, 67065, 75735, 78111, 89505, 92313, 106515, 109395, 112827, 120717, 130185, 147543, 153855, 174369, 188045, 196911, 201195, 234333, 245905, 276939, 290615, 328185, 338481, 362151, 390555, 442629, 461565, 523107, 564135, 603585, 639353, 737715, 871845, 984555, 1015443, 1171665, 1327887, 1384695, 1569321, 1692405, 1810755, 1918059, 2213145, 2615535, 3046329, 3196765, 3983661, 4707963, 5077215, 5754177, 6639435, 7846605, 9590295, 15231645, 17262531, 19918305, 23539815, 28770885, 51787593, 86312655, 258937965]

約数ペア:

[(1, 258937965), (3, 86312655), (5, 51787593), (9, 28770885), (11, 23539815), (13, 19918305), (15, 17262531), (17, 15231645), (27, 9590295), (33, 7846605), (39, 6639435), (45, 5754177), (51, 5077215), (55, 4707963), (65, 3983661), (81, 3196765), (85, 3046329), (99, 2615535), (117, 2213145), (135, 1918059), (143, 1810755), (153, 1692405), (165, 1569321), (187, 1384695), (195, 1327887), (221, 1171665), (255, 1015443), (263, 984555), (297, 871845), (351, 737715), (405, 639353), (429, 603585), (459, 564135), (495, 523107), (561, 461565), (585, 442629), (663, 390555), (715, 362151), (765, 338481), (789, 328185), (891, 290615), (935, 276939), (1053, 245905), (1105, 234333), (1287, 201195), (1315, 196911), (1377, 188045), (1485, 174369), (1683, 153855), (1755, 147543), (1989, 130185), (2145, 120717), (2295, 112827), (2367, 109395), (2431, 106515), (2805, 92313), (2893, 89505), (3315, 78111), (3419, 75735), (3861, 67065), (3945, 65637), (4455, 58123), (4471, 57915), (5049, 51285), (5265, 49181), (5967, 43395), (6435, 40239), (6885, 37609), (7101, 36465), (7293, 35505), (8415, 30771), (8679, 29835), (9945, 26037), (10257, 25245), (11583, 22355), (11835, 21879), (12155, 21303), (13413, 19305), (14465, 17901), (15147, 17095)]